In the famous Monty Hall problem, you’re presented with three closed doors and asked to pick the one that hides a prize. One door -- not the one you chose -- is opened to reveal...no prize. You may ...

Sometimes when dealing with probabilities, things don't always work out the way you might expect. My favorite example of this is the Monty Hall problem. The name comes from the game show Let's Make a ...

Puzzles with counterintuitive solutions do more than challenge us. They expose how easily our fast, reflexive thinking can lead us astray. When the Monty Hall problem was first posed by Marilyn Vos ...